by Microsoft Cluster MVP David Bermingham What SQL Server DBAs need to know about Windows Server 10 Technical Preview by Microsoft Cluster MVP David Bermingham
Agenda Cloud Witness Storage Replica SQL Rolling Upgrades
Cloud Witness Replaces the need for a file share witness Replaces the need for a disk witness Solves the “3rd datacenter” problem in multisite clusters Quorum Primer - http://blogs.msdn.com/b/microsoft_press/archive/2014/04/28/from-the-mvps-understanding-the-windows-server-failover-cluster-quorum-in-windows-server-2012-r2.aspx Cloud Witness Details- http://blogs.msdn.com/b/clustering/archive/2014/11/14/10572766.aspx
Solving the 3rd Datacenter Problem Windows Failover Cluster SQL1 SQL2 AlwaysOn AG DC1 FSW DC2 WAN Philadelphia New York FSW in Primary Site
Solving the 3rd Datacenter Problem Windows Failover Cluster SQL1 SQL2 AlwaysOn AG DC1 FSW DC2 WAN Philadelphia New York
Solving the 3rd Datacenter Problem False Failover Windows Failover Cluster SQL1 SQL2 AlwaysOn AG DC1 DC2 WAN FSW Philadelphia New York FSW in DR Site
Solving the 3rd Datacenter Problem Windows Failover Cluster SQL1 SQL2 AlwaysOn AG WAN DC1 DC2 Philadelphia New York WAN WAN FSW Chicago
Solving the 3rd Datacenter Problem Windows Failover Cluster SQL1 SQL2 WAN DC1 DC2 Philadelphia New York WAN WAN FSW Chicago
Solving the 3rd Datacenter Problem Windows Failover Cluster SQL1 SQL2 AlwaysOn AG WAN DC1 DC2 Philadelphia New York Could Witness CLOUD
Cloud Witness Demo
Storage Replica http://blogs.technet.com/b/filecab/archive/2014/10/07/storage-replica-guide-released-for-windows-server-technical-preview.aspx http://go.microsoft.com/fwlink/?LinkID=514902
Hyper-V Multisite Failover Cluster Hyper-V Multisite Cluster SQL Server Multisite Cluster? Storage Replica Hyper-V Multisite Failover Cluster HYPV2 HYPV1 HYPV3 HYPV4 SAN Storage Replica SAN DC1 DC2 WAN Philadelphia New York CLOUD
Rolling Upgrades http://technet.microsoft.com/en-us/library/dn850430.aspx Technical Preview Supports Hyper-V and Scale Out File Server Workloads SQL Server Works?
Rolling Upgrades ClusterFunctionalLevel=8 Windows Server 2012 R2 Backup Cluster Database Backup Workload Stop CAU Pause node/Drain roles Evict Node from Cluster Clean OS Install Add FC Feature Config Network/Storage Run Add-ClusterNode Reinstall Cluster Role (Hyper-V, SQL, etc) Workload Failover Can Now Occur Run Update-ClusterFunctionalLevel ClusterFunctionalLevel=9 Windows Server 10 Tech Preview
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Contact Twitter @daveberm David.bermingham@us.sios.com